gml/internal/build/template_cpp.go
2019-01-13 23:36:50 +01:00

124 lines
2.9 KiB
Go

/*
* GML - Go QML
* Copyright (c) 2019 Roland Singer [roland.singer@deserbit.com]
* Copyright (c) 2019 Sebastian Borchers [sebastian@deserbit.com]
*/
package build
import "text/template"
var cppHeaderTmpl = template.Must(template.New("t").Funcs(tmplFuncMap).Parse(cppHeaderTmplText))
const cppHeaderTmplText = `// This file is auto-generated by gml.
#ifndef GML_GEN_CPP_{{.PackageName}}_H
#define GML_GEN_CPP_{{.PackageName}}_H
#include "../gen_c/{{.PackageName}}.h"
#include <stdlib.h>
#include <stdint.h>
#include <iostream>
#include <gml.h>
#include <QObject>
#include <QByteArray>
#include <QString>
#include <QChar>
#include <QVariant>
{{/* Struct loop */ -}}
{{range $struct := .Structs -}}
//###
//### {{$struct.Name}}
//###
class {{$struct.CPPBaseName}} : public QObject
{
Q_OBJECT
private:
void* goPtr;
public:
{{$struct.CPPBaseName}}(void* goPtr);
{{/* Signals */ -}}
signals:
{{- range $signal := $struct.Signals }}
void {{$signal.CPPName}}({{cppParams $signal.Params true true}});
{{- end}}
{{/* Slots */ -}}
public slots:
{{- range $slot := $struct.Slots }}
void {{$slot.CPPName}}({{cppParams $slot.Params true true}});
{{end}}
};
{{- /* End of struct loop */ -}}
{{- end}}
#endif
`
var cppSourceTmpl = template.Must(template.New("t").Funcs(tmplFuncMap).Parse(cppSourceTmplText))
const cppSourceTmplText = `// This file is auto-generated by gml.
#include "{{.PackageName}}.h"
{{/* Struct loop */ -}}
{{range $struct := .Structs -}}
//###
//### {{$struct.Name}}
//###
{{$struct.CBaseName}} {{$struct.CBaseName}}_new(void* go_ptr) {
auto _vv = new {{$struct.CPPBaseName}}(go_ptr);
return (void*)_vv;
}
void {{$struct.CBaseName}}_free({{$struct.CBaseName}} _v) {
if (_v == NULL) return;
auto _vv = ({{$struct.CPPBaseName}}*)_v;
delete _vv;
_v = NULL;
}
{{$struct.CPPBaseName}}::{{$struct.CPPBaseName}}(void* goPtr) :
goPtr(goPtr)
{}
{{/* Signals */ -}}
{{- range $signal := $struct.Signals }}
void {{$struct.CBaseName}}_{{$signal.Name}}({{$struct.CBaseName}} _v{{cParams $signal.Params true false}}) {
auto _vv = ({{$struct.CPPBaseName}}*)_v;
emit _vv->{{$signal.CPPName}}({{cToCPPParams $signal.Params true}});
}
{{end}}
{{- /* Slots */ -}}
{{- range $slot := $struct.Slots }}
{{$struct.CBaseName}}_{{$slot.Name}}_cb_t {{$struct.CBaseName}}_{{$slot.Name}}_cb = NULL;
void {{$struct.CBaseName}}_{{$slot.Name}}_cb_register({{$struct.CBaseName}}_{{$slot.Name}}_cb_t cb) {
{{$struct.CBaseName}}_{{$slot.Name}}_cb = cb;
}
void {{$struct.CPPBaseName}}::{{$slot.CPPName}}({{cppParams $slot.Params true true}}) {
try {
{{$struct.CBaseName}}_{{$slot.Name}}_cb(this->goPtr);
}
catch (std::exception& e) {
std::cerr << "gml: catched slot exception: " << e.what() << std::endl;
}
catch (...) {
std::cerr << "gml: catched slot exception" << std::endl;
}
}
{{end}}
{{- /* End of struct loop */ -}}
{{- end}}
`